package Studing;

/**
 * @ClassName Test21
 * @Description: TODO
 * @Author hl
 * @Date 2020/9/22
 * @Version V1.0
 **/
public class Test21 {
    String str=new String("dahua");
    char[] ch={'a','b','c'};

    public static void main(String[] args) {



    }

}
